Home / 176,426,515.80-243,432,912.96-103,073,486.04

Finding the Fourth Proportional to 176,426,515.80, 243,432,912.96 and 103,073,486.04

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Solution

The fourth proportional to 176,426,515.80, 243,432,912.96 and 103,073,486.04 is: 142,220,566.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,426,515.80 : 243,432,912.96 = 103,073,486.04 : x
  2. Step 2: Convert to fraction form
    176,426,515.80/243,432,912.96 = 103,073,486.04/x
  3. Step 3: Cross multiply
    176,426,515.80x = 243,432,912.96 × 103,073,486.04
  4. Step 4: Simplify right side
    176,426,515.80x = 25,091,478,955,659,096
  5. Step 5: Solve for x
    x = 25,091,478,955,659,096/176,426,515.80
  6. Step 6: Final answer
    x = 142,220,566.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.